{"id":"CVE-2024-53209","revision":"b28c9fea117d407d89cc282a96809b06","records":[{"revision":"b28c9fea117d407d89cc282a96809b06","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2024-53209","aliases":[],"title":"bnxt_en: Fix receive ring space parameters when XDP is active","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbnxt_en: Fix receive ring space parameters when XDP is active\n\nThe MTU setting at the time an XDP multi-buffer is attached\ndetermines whether the aggregation ring will be used and the\nrx_skb_func handler.  This is done in bnxt_set_rx_skb_mode().\n\nIf the MTU is later changed, the aggregation ring setting may need\nto be changed and it may become out-of-sync with the settings\ninitially done in bnxt_set_rx_skb_mode().  This may result in\nrandom memory corruption and crashes as the HW may DMA data larger\nthan the allocated buffer size, such as:\n\nBUG: kernel NULL pointer dereference, address: 00000000000003c0\nPGD 0 P4D 0\nOops: 0000 [#1] PREEMPT SMP NOPTI\nCPU: 17 PID: 0 Comm: swapper/17 Kdump: loaded Tainted: G S         OE      6.1.0-226bf9805506 #1\nHardware name: Wiwynn Delta Lake PVT BZA.02601.0150/Delta Lake-Class1, BIOS F0E_3A12 08/26/2021\nRIP: 0010:bnxt_rx_pkt+0xe97/0x1ae0 [bnxt_en]\nCode: 8b 95 70 ff ff ff 4c 8b 9d 48 ff ff ff 66 41 89 87 b4 00 00 00 e9 0b f7 ff ff 0f b7 43 0a 49 8b 95 a8 04 00 00 25 ff 0f 00 00 <0f> b7 14 42 48 c1 e2 06 49 03 95 a0 04 00 00 0f b6 42 33f\nRSP: 0018:ffffa19f40cc0d18 EFLAGS: 00010202\nRAX: 00000000000001e0 RBX: ffff8e2c805c6100 RCX: 00000000000007ff\nRDX: 0000000000000000 RSI: ffff8e2c271ab990 RDI: ffff8e2c84f12380\nRBP: ffffa19f40cc0e48 R08: 000000000001000d R09: 974ea2fcddfa4cbf\nR10: 0000000000000000 R11: ffffa19f40cc0ff8 R12: ffff8e2c94b58980\nR13: ffff8e2c952d6600 R14: 0000000000000016 R15: ffff8e2c271ab990\nFS:  0000000000000000(0000) GS:ffff8e3b3f840000(0000) knlGS:0000000000000000\nCS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\nCR2: 00000000000003c0 CR3: 0000000e8580a004 CR4: 00000000007706e0\nDR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000\nDR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400\nPKRU: 55555554\nCall Trace:\n <IRQ>\n __bnxt_poll_work+0x1c2/0x3e0 [bnxt_en]\n\nTo address the issue, we now call bnxt_set_rx_skb_mode() within\nbnxt_change_mtu() to properly set the AGG rings configuration and\nupdate rx_skb_func based on the new MTU value.\nAdditionally, BNXT_FLAG_NO_AGG_RINGS is cleared at the beginning of\nbnxt_set_rx_skb_mode() to make sure it gets set or cleared based on\nthe current MTU.","state":0,"publishedAt":"2024-12-27T13:49:55.269+00:00","modifiedAt":"2026-10-15T21:41:46.924+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/ethernet/broadcom/bnxt/bnxt.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"421e02bda0570eeb11636544fe97ec3097d1bb92\",\n                            \"lessThan\": \"b7fd784d7c6a1bd927a23e0d06f09a776ee3889b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"08450ea98ae98d5a35145b675b76db616046ea11\",\n                            \"lessThan\": \"7f306c651feab2f3689185f60b94e72b573255db\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"08450ea98ae98d5a35145b675b76db616046ea11\",\n                            \"lessThan\": \"bf54a7660fc8d2166f41ff1d67a643b15d8b2250\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"08450ea98ae98d5a35145b675b76db616046ea11\",\n                            \"lessThan\": \"84353386762a0a16dd444ead76c012e167d89b41\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"08450ea98ae98d5a35145b675b76db616046ea11\",\n                            \"lessThan\": \"3051a77a09dfe3022aa012071346937fdf059033\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"893096a7e5fd61cb666b4ead2fa69324e1f2aade\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6.1.45\",\n                            \"lessThan\": \"6.1.140\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.4.10\",\n                            \"lessThan\": \"6.5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/ethernet/broadcom/bnxt/bnxt.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.5\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.5\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.140\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.85\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.11.11\",\n                            \"lessThanOrEqual\": \"6.11.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.2\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.13\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8,"severity":"CRITICAL"}],"references":["https://git.kernel.org/stable/c/b7fd784d7c6a1bd927a23e0d06f09a776ee3889b","https://git.kernel.org/stable/c/7f306c651feab2f3689185f60b94e72b573255db","https://git.kernel.org/stable/c/bf54a7660fc8d2166f41ff1d67a643b15d8b2250","https://git.kernel.org/stable/c/84353386762a0a16dd444ead76c012e167d89b41","https://git.kernel.org/stable/c/3051a77a09dfe3022aa012071346937fdf059033"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-53209","license":"CVE Program Terms of Use","key":"cve-program:CVE-2024-53209","identifiers":["CVE-2024-53209"]},"retained":false,"historicalAffected":[]}],"coverage":[]}